@Misc{ 
  EssPas23,
  author = { Essebei, Fares and Pasqualetto, Enrico },
  title = { Variational problems concerning length distances in metric spaces },
  journal = {  },
  year = { 2023 },
  pages = {  },
  URL = { http://cvgmt.sns.it/paper/6024/ },
  note = { cvgmt preprint}
}